445142624111 has 4 divisors (see below), whose sum is σ = 460492369800. Its totient is φ = 429792878424.

The previous prime is 445142624083. The next prime is 445142624123. The reversal of 445142624111 is 111426241544.

It is a semiprime because it is the product of two primes.

It is a cyclic number.

It is not a de Polignac number, because 445142624111 - 2¹⁴ = 445142607727 is a prime.

It is a Duffinian number.

It is a congruent number.

It is not an unprimeable number, because it can be changed into a prime (445142624141) by changing a digit.

It is a polite number, since it can be written in 3 ways as a sum of consecutive naturals, for example, 7674872801 + ... + 7674872858.

It is an arithmetic number, because the mean of its divisors is an integer number (115123092450).

Almost surely, 2^445142624111 is an apocalyptic number.

445142624111 is a deficient number, since it is larger than the sum of its proper divisors (15349745689).

445142624111 is a wasteful number, since it uses less digits than its factorization.

445142624111 is an evil number, because the sum of its binary digits is even.

The sum of its prime factors is 15349745688.

The product of its digits is 30720, while the sum is 35.

Adding to 445142624111 its reverse (111426241544), we get a palindrome (556568865655).

The spelling of 445142624111 in words is "four hundred forty-five billion, one hundred forty-two million, six hundred twenty-four thousand, one hundred eleven".